KRET-10-A4 KRET-8-A4 KRET-A-8-A4 KRE-VO KRF-02P-0-D31-0A0 KRF-02P-0-H11-0A0 KRF120-10 KRF120-10-45GR KRF120-10-90GR-SB KRF120-10X2-24-26